A big day out with a geo-ranger. Find out what makes Arkle special and explore shattered ridges of quartzite on this extreme mountain walk. Water-proofs and sturdy boots are essential as ground is rough with slabby rocks, bring lunch and lots of snacks. Meet at the bridge just North of Achfary on the A838 at 10am.
Cost: Adults £15, children £7.50.
Grid ref: NC297402 .